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All results from a given calculation for CHFCHCl ((E)-1-chloro-2-fluoroethene)

using model chemistry: B2PLYP=FULLultrafine/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B2PLYP=FULLultrafine/6-31G**
 hartrees
Energy at 0K-637.095862
Energy at 298.15K 
HF Energy-636.903107
Nuclear repulsion energy139.831128
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B2PLYP=FULLultrafine/6-31G**
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3290 3290 8.37      
2 A' 3275 3275 5.74      
3 A' 1734 1734 23.11      
4 A' 1348 1348 0.08      
5 A' 1262 1262 4.92      
6 A' 1178 1178 159.94      
7 A' 892 892 53.88      
8 A' 453 453 1.72      
9 A' 274 274 6.10      
10 A" 942 942 50.33      
11 A" 800 800 13.33      
12 A" 276 276 1.77      

Unscaled Zero Point Vibrational Energy (zpe) 7861.6 cm-1
Scaled (by 1) Zero Point Vibrational Energy (zpe) 7861.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B2PLYP=FULLultrafine/6-31G**
ABC
1.81734 0.08152 0.07802

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULLultrafine/6-31G**

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 0.476 0.000
C2 1.026 -0.368 0.000
Cl3 -1.637 -0.094 0.000
F4 2.288 0.094 0.000
H5 0.123 1.548 0.000
H6 0.954 -1.446 0.000

Atom - Atom Distances (Å)
  C1 C2 Cl3 F4 H5 H6
C11.32841.73342.32001.07922.1464
C21.32842.67671.34412.11791.0811
Cl31.73342.67673.92962.40762.9226
F42.32001.34413.92962.60802.0376
H51.07922.11792.40762.60803.1079
H62.14641.08112.92262.03763.1079

picture of (E)-1-chloro-2-fluoroethene state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 F4 120.471 C1 C2 H6 125.644
C2 C1 Cl3 121.339 C2 C1 H5 122.876
Cl3 C1 H5 115.785 F4 C2 H6 113.885
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability